39999609

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1373}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 64632960

約数和(自身を除く): 24633351

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 747, 1079, 1373, 2241, 3237, 4119, 9711, 12357, 17849, 29133, 37071, 53547, 113959, 160641, 341877, 481923, 1025631, 1481467, 3076893, 4444401, 13333203, 39999609]

約数ペア:

[(1, 39999609), (3, 13333203), (9, 4444401), (13, 3076893), (27, 1481467), (39, 1025631), (83, 481923), (117, 341877), (249, 160641), (351, 113959), (747, 53547), (1079, 37071), (1373, 29133), (2241, 17849), (3237, 12357), (4119, 9711)]